/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/eca-programs/Problem101_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 16:34:16,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 16:34:16,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 16:34:16,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 16:34:16,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 16:34:16,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 16:34:16,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 16:34:16,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 16:34:16,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 16:34:16,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 16:34:16,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 16:34:16,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 16:34:16,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 16:34:16,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 16:34:16,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 16:34:16,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 16:34:16,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 16:34:16,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 16:34:16,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 16:34:16,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 16:34:16,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 16:34:16,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 16:34:16,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 16:34:16,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 16:34:16,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-15 16:34:16,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 16:34:16,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 16:34:16,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 16:34:16,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 16:34:16,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 16:34:16,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 16:34:16,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 16:34:16,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 16:34:16,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 16:34:16,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 16:34:16,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 16:34:16,314 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-10-15 16:34:16,351 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 16:34:16,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 16:34:16,352 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 16:34:16,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 16:34:16,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 16:34:16,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 16:34:16,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 16:34:16,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 16:34:16,355 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 16:34:16,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 16:34:16,357 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 16:34:16,357 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 16:34:16,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 16:34:16,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 16:34:16,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 16:34:16,358 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-15 16:34:16,358 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-15 16:34:16,358 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-15 16:34:16,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 16:34:16,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-15 16:34:16,360 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 16:34:16,360 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 16:34:16,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 16:34:16,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 16:34:16,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 16:34:16,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 16:34:16,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 16:34:16,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 16:34:16,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 16:34:16,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 16:34:16,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 16:34:16,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 16:34:16,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 16:34:16,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 16:34:16,821 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 16:34:16,822 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 16:34:16,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-programs/Problem101_label20.c [2022-10-15 16:34:16,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822967c96/5e827a5562ca481ca5f35bacaef761d4/FLAGeb2c90caf [2022-10-15 16:34:19,633 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 16:34:19,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label20.c [2022-10-15 16:34:19,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822967c96/5e827a5562ca481ca5f35bacaef761d4/FLAGeb2c90caf [2022-10-15 16:34:19,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822967c96/5e827a5562ca481ca5f35bacaef761d4 [2022-10-15 16:34:19,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 16:34:19,968 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 16:34:19,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 16:34:19,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 16:34:19,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 16:34:19,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:34:19" (1/1) ... [2022-10-15 16:34:19,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e92e3ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:19, skipping insertion in model container [2022-10-15 16:34:19,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:34:19" (1/1) ... [2022-10-15 16:34:19,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 16:34:20,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 16:34:32,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label20.c[2769356,2769369] [2022-10-15 16:34:32,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 16:34:32,236 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 16:34:38,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-programs/Problem101_label20.c[2769356,2769369] [2022-10-15 16:34:38,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 16:34:39,902 INFO L208 MainTranslator]: Completed translation [2022-10-15 16:34:39,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39 WrapperNode [2022-10-15 16:34:39,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 16:34:39,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 16:34:39,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 16:34:39,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 16:34:39,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:40,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:44,219 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-10-15 16:34:44,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 16:34:44,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 16:34:44,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 16:34:44,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 16:34:44,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:44,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:44,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:44,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:46,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:46,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:46,759 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:46,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:47,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 16:34:47,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 16:34:47,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 16:34:47,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 16:34:47,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:34:39" (1/1) ... [2022-10-15 16:34:47,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 16:34:47,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 16:34:47,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 16:34:47,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 16:34:47,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 16:34:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 16:34:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 16:34:47,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 16:34:47,754 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 16:34:47,759 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation